Prepare against Jan Havenaar
NLD · World #39,968 classical · FIDE ID 1005081
Our database contains 189 games by Jan Havenaar, covering Apr 2003 to Aug 2026. Below you'll find Jan Havenaar's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Havenaar before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,935 | 2,218 | Oct 2003 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 189 | 79 | 60 | 50 | 41.8% |
| As White | 102 | 52 | 23 | 27 | 51.0% |
| As Black | 87 | 27 | 37 | 23 | 31.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Havenaar's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Havenaar's side.
First moves as White (102 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nc3 | 86 | 84.3% | 65.7% |
| e4 | 15 | 14.7% | 46.7% |
| g3 | 1 | 1.0% | 0.0% |
Main lines as White
- 1.Nc3 — 84% of White games, 65.7% score
- …d5 (40% of these games) — Havenaar usually continues e4 (66.2% score)
- …c5 (26% of these games) — Havenaar usually continues Nf3 (53.6% score)
- …Nf6 (9% of these games) — Havenaar usually continues e4 (62.5% score)
- 1.e4 — 15% of White games, 46.7% score
- …e5 (33% of these games) — Havenaar usually continues Nf3 (40.0% score)
- …g6 (20% of these games) — Havenaar usually continues d4 (75.0% score)
- …c6 (13% of these games) — Havenaar usually continues Nc3 (50.0% score)
As Black against 1.e4 (39 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 24 | 61.5% | 58.3% |
| g6 | 15 | 38.5% | 56.7% |
As Black against 1.d4 (34 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 26 | 76.5% | 44.2% |
| g6 | 5 | 14.7% | 60.0% |
| e6 | 3 | 8.8% | 33.3% |
Jan Havenaar's chess games
All 189 games by Jan Havenaar in the Chess.ceo database (Apr 2003 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 79 wins, 60 draws, 50 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Dunst Opening | 64 | 40/10/14 | 62.5% |
| B11 | Caro-Kann: Two Knights Variation | 6 | 2/2/2 | 33.3% |
| B23 | Sicilian: Closed | 6 | 2/1/3 | 33.3% |
| B06 | Modern Defense | 3 | 1/2/0 | 33.3% |
| C47 | Vienna Game | 3 | 1/1/1 | 33.3% |
| C15 | French: Winawer Variation | 3 | 1/2/0 | 33.3% |
| B01 | Scandinavian Defense: Main Line | 3 | 0/3/0 | 0.0% |
| A45 | Reversed Chigorin | 2 | 0/1/1 | 0.0% |
| C42 | Petrov's Defense | 2 | 2/0/0 | 100.0% |
| B33 | Sicilian: Sveshnikov | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 22 | 8/8/6 | 36.4% |
| A46 | Indian Defense | 20 | 3/12/5 | 15.0% |
| B29 | Sicilian | 14 | 4/7/3 | 28.6% |
| B24 | Sicilian: Closed | 4 | 3/1/0 | 75.0% |
| A08 | Réti Opening | 3 | 1/0/2 | 33.3% |
| A84 | Horwitz Defense | 2 | 1/0/1 | 50.0% |
| B34 | Sicilian: Hyperaccelerated Dragon | 2 | 1/1/0 | 50.0% |
| B22 | Sicilian: Alapin | 2 | 1/0/1 | 50.0% |
| A47 | Queen's Indian Defense | 2 | 0/2/0 | 0.0% |
| A45 | Trompowsky Attack | 2 | 0/1/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 1995 | Ian D Thompson | 2,310 | 21st Guernsey Open | C00 |
| Oct 1995 | Pieter W Van Voorthuijsen | 2,300 | 21st Guernsey Open | B07 |
| Jan 1987 | Sigfred From | 2,205 | Guernsey Open | B08 |
| Oct 2009 | Bram Van Dijk | 2,173 | 35th Guernsey Open | A00 |
| Jan 1990 | Christine Flear | 2,160 | Guernsey Open | A00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Guernsey Open | 2013 | 28 | 17 | 2,267 |
| 27th Guernsey Open | 2001 | 7 | 5 | 2,379 |
| 31st Guernsey Open | 2005 | 7 | 5 | 2,261 |
| 41st Guernsey Open | 2015 | 7 | 5 | 2,279 |
| 35th Guernsey Open | 2009 | 7 | 5.5 | 2,308 |
| 38th Guernsey Open | 2012 | 7 | 4 | 2,071 |
| 34th Guernsey Open | 2008 | 7 | 4.5 | 2,227 |
| 37th Guernsey Open | 2011 | 7 | 4.5 | 2,219 |
Interactive opening tree from all 189 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Havenaar's chess games?
189 games by Jan Havenaar, from Apr 2003 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Jan Havenaar has played.
What does Jan Havenaar play on the first move as White?
Across 102 games with White in our database, Jan Havenaar opens with 1.Nc3 (84% of games), 1.e4 (15% of games), 1.g3 (1% of games). Against 1.e4 as Black, Jan Havenaar answers 1...c5 (62% of games), 1...g6 (38% of games). Against 1.d4: 1...Nf6 (76% of games), 1...g6 (15% of games), 1...e6 (9% of games).
What openings does Jan Havenaar play as White?
As White, Jan Havenaar's most-played openings in our database are: Dunst Opening (64 games, 62.5% win rate); Caro-Kann: Two Knights Variation (6 games, 33.3% win rate); Sicilian: Closed (6 games, 33.3% win rate). The full breakdown of 102 games with White is in the table above.
What openings does Jan Havenaar play as Black?
As Black, Jan Havenaar most often plays: Modern Defense (22 games, 36.4% win rate); Indian Defense (20 games, 15.0% win rate); Sicilian (14 games, 28.6% win rate). See the table above for the top ten Black openings across 87 games.
What is Jan Havenaar's FIDE rating?
Jan Havenaar is currently rated 1,935 in classical chess. Peak classical rating: 2,218 (Oct 2003).
How many games has Jan Havenaar played?
Our database contains 189 games by Jan Havenaar, covering Apr 2003 to Aug 2026. Overall record: 79 wins, 60 draws, 50 losses (41.8% win rate).
How do I prepare against Jan Havenaar?
189 games by Jan Havenaar reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.